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/*************************************************************************
* Copyright (C) 2008 by Jerome Duriez *
* jerome.duriez@hmg.inpg.fr *
* *
* This program is free software; it is licensed under the terms of the *
* GNU General Public License v2 or later. See file LICENSE for details. *
*************************************************************************/
#include <pkg/dem/KinemC__Engine.hpp>
namespace yade { // Cannot have #include directive inside.
YADE_PLUGIN((KinemCTDEngine)(KinemCNDEngine)(KinemCNLEngine)(KinemCNSEngine));
void KinemCTDEngine::action()
{
KinemSimpleShearBox::getBoxes_Dt();
scene->forces.sync();
Real current_NormalForce = (scene->forces.getForce(id_topbox)).y();
KinemSimpleShearBox::computeScontact();
current_sigma = current_NormalForce / (1000.0 * Scontact); // so we have the current value of sigma, in kPa
if (((compSpeed > 0) && (current_sigma < targetSigma)) || ((compSpeed < 0) && (current_sigma > targetSigma))) {
if (temoin != 0) temoin = 0;
letMove(0.0, -compSpeed * dt);
} else if (temoin == 0) {
stopMovement();
string f;
if (compSpeed > 0) f = "Sigmax_";
else
f = "Sigmin_";
Omega::instance().saveSimulation(Key + f + boost::lexical_cast<string>(floor(targetSigma)) + "kPaReached.xml");
temoin = 1;
}
for (unsigned int j = 0; j < sigma_save.size(); j++) {
if ((((compSpeed > 0) && (current_sigma > sigma_save[j])) || ((compSpeed < 0) && (current_sigma < sigma_save[j]))) && (temoin_save[j] == 0)) {
stopMovement();
Omega::instance().saveSimulation(Key + "SigInt_" + boost::lexical_cast<string>(floor(current_sigma)) + "kPareached.xml");
temoin_save[j] = 1;
}
}
}
void KinemCNDEngine::action()
{
KinemSimpleShearBox::getBoxes_Dt();
if (((shearSpeed > 0) && (gamma <= gammalim)) || ((shearSpeed < 0) /*&& (gamma>=gammalim)*/)) {
if (temoinfin != 0) temoinfin = 0;
letMove(shearSpeed * dt, 0);
gamma += shearSpeed * dt;
} else {
stopMovement();
if (temoinfin == 0) {
Omega::instance().saveSimulation(Key + "endShear.xml");
temoinfin = 1;
}
}
for (unsigned int j = 0; j < gamma_save.size(); j++) {
if ((((shearSpeed > 0) && (gamma > gamma_save[j])) || ((shearSpeed < 0) && (gamma < gamma_save[j]))) && (temoin_save[j] == 0)) {
stopMovement(); // reset of all the speeds before the save
Omega::instance().saveSimulation(Key + "_" + boost::lexical_cast<string>(floor(gamma * 1000)) + "mmsheared.xml");
temoin_save[j] = 1;
}
}
}
void KinemCNLEngine::action()
{
if (LOG) cout << "debut applyCondi du CNCEngine !!" << endl;
KinemSimpleShearBox::getBoxes_Dt();
if (LOG) cout << "gamma = " << boost::lexical_cast<string>(gamma) << " et gammalim = " << boost::lexical_cast<string>(gammalim) << endl;
if (gamma <= gammalim) {
if (LOG) cout << "Je suis bien dans la partie gamma < gammalim" << endl;
if (temoin == 0)
{
if (LOG) cout << "Je veux maintenir la Force a f0 = : " << f0 << endl;
temoin = 1;
}
computeDY(0.0);
letMove(shearSpeed * dt, deltaH);
gamma += shearSpeed * dt;
} else if (temoin < 2) {
stopMovement();
it_stop = scene->iter;
cout << "Shear stopped : gammaLim reached at it " << it_stop << endl;
temoin = 2;
} else if (temoin == 2 && (scene->iter == (it_stop + 5000))) {
Omega::instance().saveSimulation(Key + "endShear" + boost::lexical_cast<string>(scene->iter) + ".xml");
Omega::instance().pause();
}
for (unsigned int j = 0; j < gamma_save.size(); j++) {
if ((gamma > gamma_save[j]) && (temoin_save[j] == 0)) {
stopMovement(); // reset of all the speeds before the save
Omega::instance().saveSimulation(
Key + "_" + boost::lexical_cast<string>(floor(gamma * 1000)) + "_"
+ boost::lexical_cast<string>(floor(gamma * 10000) - 10 * floor(gamma * 1000)) + "mmsheared.xml");
temoin_save[j] = 1;
}
}
}
void KinemCNSEngine::action()
{
if (LOG) cerr << "debut applyCondi !!" << endl;
KinemSimpleShearBox::getBoxes_Dt();
if (gamma <= gammalim) {
computeDY(KnC);
letMove(shearSpeed * dt, deltaH);
gamma += shearSpeed * dt;
if (temoin == 0) { temoin = 1; }
} else if (temoin < 2) {
stopMovement();
it_stop = scene->iter;
cout << "Cisaillement arrete : gammaLim atteint a l'iteration " << it_stop << endl;
temoin = 2;
} else if (temoin == 2 && (scene->iter == (it_stop + 5000))) {
Omega::instance().saveSimulation(Key + "finCis" + boost::lexical_cast<string>(scene->iter) + ".xml");
Omega::instance().pause();
}
}
} // namespace yade
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